itself. having said that, it's the clot obstructed blood from draining out of her brain. her brain would swell and become damaged. >> reporter: doctors say it's key to stabilize the clot. they are treating it with blood thinners. >> it prevents that clot from getting larger. >> reporter: the 65-year-old suffered a concussion this month after she fell at home. she is also being monitored for other conditions related to her concussion. >> sometimes when people have a concussion, they have some pretty bad headaches. they can have dizziness and vertigo. >> reporter: depending on the severity of the concussion, symptoms can last a couple of weeks. clinton's doctors say she is in good spirits engaging with her family and staff and is making excellent progress. bigad shaban, cbs news, los angeles. >> and we'll be right back. ,,,,,,,,,, well, well, well.